SQL Server Error 206: Operand type clash

SQL Server error Msg 206, Level 16 is a common error to get when inserting data into a table.

It happens when you’re trying to insert data into a column that is incompatible with the data type you’re trying to insert.

This could happen if you accidentally try to insert data into the wrong column (or even the wrong table). But it could also happen if you incorrectly assume that SQL Server will convert the data for you.

To fix this issue, make sure you’re inserting the correct data type.

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How to Fix “The select list for the INSERT statement contains fewer items than the insert list”

SQL Server error 120 occurs when you don’t specify enough columns in your INSERT list when using a SELECT list for the values to insert.

To be more specific, it happens when you use a SELECT list in your INSERT statement, but the SELECT list doesn’t return as many columns as you’re specifying with the INSERT.

This is easy to fix. Simply make sure the number of columns match between your INSERT and SELECT list.

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